Are you installing this into or onto an existing sidewalk ?
To put this post together, follow these general assembly steps based on standard manufacturer guides:
Ensure the bottom of the mailbox is between 41 and 45 inches above the road surface, as required by USPS regulations. 25312-0068404
Secure the mounting plate or cross-arm to the vertical post using the provided hardware. Secure the Post:
Bolt the base of the post to your existing concrete surface using appropriate masonry anchors. Are you installing this into or onto an existing sidewalk
Place the post in the hole, ensuring it is level and plumb. Fill the hole with concrete, leaving about 3–5 inches from the surface to backfill with dirt.
Once the post is secure and the concrete has set (if applicable), attach your mailbox to the top or cross-arm using the mounting screws. Secure the Post: Bolt the base of the
If you are using an in-ground installation, you will typically need to dig a hole approximately 24 inches deep. For surface mounting, ensure you have a flat, stable concrete pad.